The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 02, 1999

Filed:

Mar. 17, 1998
Applicant:
Inventors:

Thomas N Packard, Syracuse, NY (US);

David A Finlay, Sr, Marietta, NY (US);

Assignee:

Pass & Seymour, Inc., Solvay, NY (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02H / ;
U.S. Cl.
CPC ...
361111 ;
Abstract

A transient voltage surge suppressor for an electrical circuit having a hot electrical conductor, a neutral electrical conductor, and a ground electrical conductor includes a first surge suppressor connected between the hot and neutral electrical conductors, a second surge suppressor connected between the hot and ground conductors, and a third surge suppressor connected between the neutral and ground conductors; a first over current fuse connected between the hot electrical conductor and the first and second surge suppressors and a second electrical fuse connected in series between the third surge suppressor and the neutral conductor; and a visible indicator connected between the first fuse and the second fuse for illuminating only when both said first and second fuses are intact, and extinguishing when either of the first and second fuses is open.


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